Chair



FIG. 1 is a front perspective of a chair showing my design;

FIG. 2 is a rear perspective thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front perspective view showing a second embodiment of the chair of FIG. 1; and

FIG. 6 is a front perspective view showing a third embodiment of the chair of FIG. 1. 

The ornamental design for a chair, as shown and described. 